Tower Of Power - Knock Yourself Out [Live at Ultrasonic Studios, Hampstead NY, 1974]
Lenny Williams - Lead vocals
Francis "Rocco" Prestia - Bass
Bruce Conte - Guitar, Backing Vocals
Chester Thompson - Keyboards
David Garibaldi - Drums
Emilio Castillo - Tenor Sax, Vocals
Stephen "Doc" Kupka - Baritone Sax, Backing Vocals
Lenny Picket - Flute, Clarinet and Saxophones, Backing Vocals
Mic Gillette - Trumpet, Trombone, Backing Vocals
Greg Adams - Trumpet, flugelhorn
Brent Byars - Congas
![](https://i.ytimg.com/vi/9bQKor4YXgQ/maxresdefault.jpg)